radio heartbeat detected billions of light-years away Published 2 years ago • 3.7K plays • Length 3:31 Download video MP4 Download video MP3 Similar videos 1:56 this giant telescope receives radio waves from billions of light years away 2:17 the milky way in neutrino light 3:48 "cosmic mysteries: a signal from 8 billion light years away!" 0:29 the highest energy neutrino 0:53 origin of mysterious space light found
